Yes you can. This sometimes may be dangerous. If you do this, make sure nobody swims for the next few hours.
You shouldn't add chemicals to a pool in which people are swimming. Add the chemicals, ensure that you've made the correct adjustment to the water chemistry and that the water is safe, and then allow people back in. To be honest, it probably wouldn't hurt them - but it wouldn't be wise.
You can add some kind of herbs to the pool.
You will need to add an amount of chemicals that is proportional to the size of your pool. The containers of the chemicals should tell you how much to add for the size of pool you have. It might be better if you take a sample of water to a local pool supply store, so that they can tell you exactly what you need for your specific pool. http://www.ehow.com/about_5390392_chemicals-put-new-pool.html
Most authorities advise adding chlorine (and other chemicals) in the evening. I would not add any chemicals during the hottest part of the day or when the sun is beating down. Most people prefer to add pool chemicals at night after they're through with the pool so the chemicals can work overnight.
Yes you can add shock solution to your swimming pool after or at the same time as a clarifyer. You should not swim in your pool for at 4 hours after shocking it.
Add rain water this has very low alkalinity
Yes, you may need to add chemicals to your pool to maintain proper water balance and sanitation. Common pool chemicals include chlorine for disinfection, pH adjusters to balance acidity levels, and algaecides to prevent algae growth. Regular testing and proper chemical treatment help keep your pool water safe and clean for swimming.
Reduces alkalinity of swimming pool water (softens hard water)
You can purchase testing strips which will indicate your pool water's levels of chlorine, pH and so on. With this information, you can determine which chemicals you need to add, and in what amounts. Visit a pool supply store to get the supplies.
Yes, it is recommended to be a certified pool operator to handle and add pool chemicals safely. This certification ensures that individuals are knowledgeable about proper chemical handling, storage, and application to maintain a safe and healthy swimming environment.
It is necessary because the chlorine kills all of the germs that enter the swimming pool.
as soon as you put the water in you can ad chemicals to it